20086941808

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{4999}}^1$

素因数の和:5270

約数の個数: 80

約数和(自身を含む): 41515200000

約数和(自身を除く): 21428258192

約数列:

[1, 2, 4, 8, 16, 23, 46, 61, 92, 122, 179, 184, 244, 358, 368, 488, 716, 976, 1403, 1432, 2806, 2864, 4117, 4999, 5612, 8234, 9998, 10919, 11224, 16468, 19996, 21838, 22448, 32936, 39992, 43676, 65872, 79984, 87352, 114977, 174704, 229954, 251137, 304939, 459908, 502274, 609878, 894821, 919816, 1004548, 1219756, 1789642, 1839632, 2009096, 2439512, 3579284, 4018192, 4879024, 7013597, 7158568, 14027194, 14317136, 20580883, 28054388, 41161766, 54584081, 56108776, 82323532, 109168162, 112217552, 164647064, 218336324, 329294128, 436672648, 873345296, 1255433863, 2510867726, 5021735452, 10043470904, 20086941808]

約数ペア:

[(1, 20086941808), (2, 10043470904), (4, 5021735452), (8, 2510867726), (16, 1255433863), (23, 873345296), (46, 436672648), (61, 329294128), (92, 218336324), (122, 164647064), (179, 112217552), (184, 109168162), (244, 82323532), (358, 56108776), (368, 54584081), (488, 41161766), (716, 28054388), (976, 20580883), (1403, 14317136), (1432, 14027194), (2806, 7158568), (2864, 7013597), (4117, 4879024), (4999, 4018192), (5612, 3579284), (8234, 2439512), (9998, 2009096), (10919, 1839632), (11224, 1789642), (16468, 1219756), (19996, 1004548), (21838, 919816), (22448, 894821), (32936, 609878), (39992, 502274), (43676, 459908), (65872, 304939), (79984, 251137), (87352, 229954), (114977, 174704)]